Leonard Bickman, Ph.D., is a Research Professor of Psychology, Psychiatry, and Public Policy at Vanderbilt University, where he directs The Center for Evaluation and Program Improvement. He is coeditor of two handbooks on social research methods and a social research methods series for Sage Publications. He is editor in chief of the journal Administration and Policy in Mental Health and Mental Health Services Research. He has published more than 15 books and monographs, and 200 articles and chapters. He is currently principal investigator on a grant from National Institute of Mental Health. He has received several awards recognizing the contributions including: The American Psychological Association’s Public Interest Award for Distinguished Contribution to Research in Public Policy, the Education and Training in Psychology Award for Distinguished Contributions, Vanderbilt University’s Earl Sutherland Prize for Achievement in Research, the American Evaluation Association Outstanding Evaluation Award, and the Alva and Gunnar Myrdal Evaluation Practice Award. He is a past president of the American Evaluation Association and the Society for the Psychological Study of Social Issues and a senior Fulbright Fellow. His research interests include child and adolescent mental health services, web-based outcomes measurement systems, and the organizational and psychological factors that influence professionals’ practice behavior.